linux-zen-desktop/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.h

99 lines
2.3 KiB
C

/* SPDX-License-Identifier: MIT */
#ifndef __NVKM_DISP_OUTP_H__
#define __NVKM_DISP_OUTP_H__
#include "priv.h"
#include <drm/display/drm_dp.h>
#include <subdev/bios.h>
#include <subdev/bios/dcb.h>
#include <subdev/bios/dp.h>
struct nvkm_outp {
const struct nvkm_outp_func *func;
struct nvkm_disp *disp;
int index;
struct dcb_output info;
struct nvkm_i2c_bus *i2c;
struct list_head head;
struct nvkm_conn *conn;
bool identity;
/* Assembly state. */
#define NVKM_OUTP_PRIV 1
#define NVKM_OUTP_USER 2
u8 acquired:2;
struct nvkm_ior *ior;
union {
struct {
bool dual;
bool bpc8;
} lvds;
struct {
struct nvbios_dpout info;
u8 version;
struct nvkm_i2c_aux *aux;
bool enabled;
bool aux_pwr;
bool aux_pwr_pu;
u8 lttpr[6];
u8 lttprs;
u8 dpcd[DP_RECEIVER_CAP_SIZE];
struct {
int dpcd; /* -1, or index into SUPPORTED_LINK_RATES table */
u32 rate;
} rate[8];
int rates;
int links;
struct mutex mutex;
struct {
atomic_t done;
u8 nr;
u8 bw;
bool mst;
} lt;
} dp;
};
struct nvkm_object object;
struct {
struct nvkm_head *head;
} asy;
};
int nvkm_outp_new_(const struct nvkm_outp_func *, struct nvkm_disp *, int index,
struct dcb_output *, struct nvkm_outp **);
int nvkm_outp_new(struct nvkm_disp *, int index, struct dcb_output *, struct nvkm_outp **);
void nvkm_outp_del(struct nvkm_outp **);
void nvkm_outp_init(struct nvkm_outp *);
void nvkm_outp_fini(struct nvkm_outp *);
int nvkm_outp_acquire(struct nvkm_outp *, u8 user, bool hda);
void nvkm_outp_release(struct nvkm_outp *, u8 user);
void nvkm_outp_route(struct nvkm_disp *);
struct nvkm_outp_func {
void *(*dtor)(struct nvkm_outp *);
void (*init)(struct nvkm_outp *);
void (*fini)(struct nvkm_outp *);
int (*acquire)(struct nvkm_outp *);
void (*release)(struct nvkm_outp *);
void (*disable)(struct nvkm_outp *, struct nvkm_ior *);
};
#define OUTP_MSG(o,l,f,a...) do { \
struct nvkm_outp *_outp = (o); \
nvkm_##l(&_outp->disp->engine.subdev, "outp %02x:%04x:%04x: "f"\n", \
_outp->index, _outp->info.hasht, _outp->info.hashm, ##a); \
} while(0)
#define OUTP_ERR(o,f,a...) OUTP_MSG((o), error, f, ##a)
#define OUTP_DBG(o,f,a...) OUTP_MSG((o), debug, f, ##a)
#define OUTP_TRACE(o,f,a...) OUTP_MSG((o), trace, f, ##a)
#endif